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SPX CORPORATION ORDER R5-2019-0018 <br /> SPX MARLEY COOLING TECHNOLOGIES GROUNDWATER CLEANUP NPDES NO. CA0081787 <br /> ATTACHMENT H - CALCULATION OF WQBEL'S <br /> Aquatic Life WQBEL's Calculations <br /> Dilution Final Effluent <br /> Criteria Factors Aquatic Life Calculations Limitations <br /> u <br /> � N T <br /> Parameter Units B CV Eff L o 2 °' 2J J <br /> L) v tai " v °' wa wa o .° w w w <br /> L) v v v wy w <br /> J r H Q = Q 7 Q Q <br /> Chromium (VI) mg/L 16 11 ND 2.84 -- -- 0.1 1.5 0.15 1.6 3.3 7.1 10.6 4.9 -- 16.0 <br /> Copper,Total pg/L 17 11 2.7 1.14 -- -- 0.19 3.3 0.36 4.0 2.0 4.1 5.2 6.6 -- 17 <br /> Recoverable <br /> Average Monthly Effluent Limitations are calculated according to Section 1.4 of the SIP using a 95th percentile occurrence probability. <br /> 2 Average Weekly Effluent Limitations are calculated according to Section 1.4 of the SIP using a 98th percentile occurrence probability. <br /> 3 Maximum Daily Effluent Limitations are calculated according to Section 1.4 of the SIP using a 99th percentile occurrence probability. <br /> 4 Coefficient of Variation (CV)was established in accordance with section 1.4 of the SIP. <br /> ATTACHMENT H—CALCULATION OF WQBEL'S H-1 <br />